Whitney Houston was inarguably one of the biggest pop stars of all time. Her accomplishments as a hitmaker were extraordinary. Just to scratch the surface, the mezzo-soprano powerhouse became the first artist to have seven consecutive singles hit number one, from "Saving All My Love for You" (1985) through "Where Do Broken Hearts Go" (1988). Her version of Dolly Parton's "I Will Always Love You" (1992) became nothing less than the biggest hit single in rock history. Whitney Houston and Whitney, her first two albums, each went diamond platinum, followed by a string of additiona...